HSK-F-EZSS: 马来西亚的首选 Novo Tooling Sdn Bhd

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Introduction of ezshrink shrink fit chucks

Shrink fit chuck is produced by heat resisit steel，The diameter of bore is smaller than the shank of tool，Heat up the shrink fit chuck to expand the bore，Then, insert the shank of tool，It will clamp the tool by interference joint after cooling down，It does not need force to clamp the tool，It is the most accurate way to clamp the tool.

Technical information of ezshrink shrink fit chucks

Material: SKD61/1.2344/4CrMo5SiV1/H13
Tensile strength: 1,200+ N/mm2 (Mpa)
Hardness: HRC50~52
requirment: Shank tolerance with h6
Times of tool change: Over 1,000 times
Run out of T.I.R: 0.002mm at nose, 0.003mm at 3*d

Type of ezshrink shrink fit chucks

Bore Ød (mm)	Torque(N-m)	Min. Length (mm)	Tool shank h6
3	8	15	3.000 +0.000/-0.008
4	10	17	4.000 +0.000/-0.008
5	12	17	5.000 +0.000/-0.008
6	20	23	6.000 +0.000/-0.009
8	50	27	8.000 +0.000/-0.009
10	70	32	10.000 +0.000/-0.011
12	150	37	12.000 +0.000/-0.011
14	180	37	14.000 +0.000/-0.011
16	300	40	16.000 +0.000/-0.011
18	370	40	18.000 +0.000/-0.013
20	450	42	20.000 +0.000/-0.013
25	680	48	25.000 +0.000/-0.013
32	750	52	32.000 +0.000/-0.016

Type of ezshrink shrink fit chucks

EZ / ezShrink

EZ=regular type

EZKK / ezShink+ezKool

EZKK=coolant through nose type

EZSU / ezShrink SlimUltra

EZSU=slimultra type

EZSS / ezShrink SlimSuper

EZSS=slimsuper type

EZS / ezShrink Slim

EZS=slim type

EZSKK / ezShrink Slim+ezKool

EZSKK=slim coolant through nose type

Causion of ezShrink shrink fit chucks

Wear heat resist gloves during the operation of heating tool change.
Clean the bore every time tool change for 3, 4 & 5 mm.
Clean the bore once for every 10 times tool change tool for 6mm and above.
Wrong clamping length will damage the shrink fit chucks ''FOREVER.

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